Process for preparing coated heat-resistant pigment

Details Process for preparing coated heat-resistant pigment Process for preparing coated heat-resistant pigment

1987-04-14

1990-01-16

Clingman, A. Lionel

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

106429, 106447, 106450, 106490, C09C 110, C08J 704

Patent

active

048940925

ABSTRACT:
A heat-resistant pigment can be produced by forming a dense and uniform coating on the surface of the pigment by contacting said pigment with a metal alkoxide diluted with a water-miscible or semi-water-miscible solvent.

REFERENCES:
patent: Re31602 (1984-06-01), Makinen
patent: 3754956 (1973-08-01), Durrant
patent: 3905936 (1975-09-01), Hawthorne
patent: 4275136 (1981-06-01), Murasawa et al.
patent: 4325740 (1982-04-01), Jacobson
patent: 4375373 (1983-03-01), Abe et al.
patent: 4699662 (1987-10-01), Nakada et al.
Derwent Abstract, Accession No. 71-71308S/45, Japanese Patent 46005529-A, Apr. 23, 1970.
Derwent Abstract, Accession No. 79-32140B/17, Japanese Patent J54034332-A, Mar. 13, 1979.

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